701. ____________ is used for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline?
A. Venturimeter
B. Pressure gauge
C. Pitot tube
D. Orificemeter

702. What is the value of co-efficient of discharge for square edged circular orifice (for β = 0.3 to 0.5) ?
A. 0.61 – 0.63
B. 0.5 – 0.75
C. 0.75 – 0.90
D. 0.35 – 0.55

703. When larger particles e.g., grains are subjected to fluidisation, the corresponding bed produced is termed as the _______________ bed?
A. Spouted
B. Sluggish
C. Boiling
D. Teeter

704. _____________ forces act on a particle moving through a stationary fluid?
A. Gravity
B. Drag
C. Buoyant
D. All A., B., & C.

705. The simple Pitot tube measures the _______________ pressure?
A. static
B. Dynamic
C. Total
D. None of these

706. Fanning equation is given by (ΔP/ρ) = 4f (L/D) (v2/2gc). It is applicable to _____________ region flow?
A. Transition
B. Laminar
C. Turbulent
D. Both B. and C.

707. If the head over the triangular notch is doubled, the discharge will increase by ______________ times?
A. 2
B. 2.828
C. 5.657
D. 4

708. The ratio of inertial forces to gravity forces is called the ______________ number?
A. Mach
B. Froude
C. Euler
D. Weber

709. Boiler feed water pump is usually a ______________ pump?
A. Reciprocating
B. Gear
C. Multistage centrifugal
D. Diaphragm

710. The rate of change of moment of momentum represents the ______________ by the fluid?
A. Torque applied
B. Force exerted
C. Work done
D. Power developed

NOTE
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